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Product Detailed Parameters
- Description:IC MCU 32BIT 64KB FLASH 48VQFN
- Series:SAM HA0, Functional Safety (FuSa)
- Mfr:Microchip Technology
- Package:Cut Tape (CT)
- Core Processor:ARM® Cortex®-M0+
- Core Size:32-Bit Single-Core
- Speed:48MHz
- Connectivity:I2C, LINbus SBC, SPI, UART/USART
- Peripherals:Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:32
- Program Memory Size:64KB (64K x 8)
- Program Memory Type:FLASH
- EEPROM Size:2K x 8
- RAM Size:8K x 8
- Voltage - Supply (Vcc/Vdd):0V ~ 3.8V
- Data Converters:A/D 13x12b; D/A 1x10b
- Oscillator Type:Internal
- Operating Temperature:-40°C ~ 115°C (TC)
- Mounting Type:Surface Mount, Wettable Flank
- Supplier Device Package:48-VQFN (7x7)
- Package / Case:48-VFQFN Exposed Pad
- Grade:Automotive
- Qualification:AEC-Q100
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Overview
The ATSAMHA0G16A-MZT-BVAO is a System in Package (SiP) microcontroller unit integrating an ARM Cortex-M0 core, LIN transceiver, and voltage regulator. It features 64 kB of Flash memory and 8 kB of SRAM. The device operates within a supply voltage range of 5 V to 28 V and supports a maximum clock frequency of 48 MHz. It includes a 12-bit ADC and a 10-bit DAC. The component is housed in a VQFN-48 package and is qualified to AEC-Q100 standards for automotive applications.
Feature Summary
- Integrated LIN system-in-package combining MCU, transceiver, and voltage regulation
- Automotive-grade qualification compliant with AEC-Q100 standards
- High-voltage operation capability supporting 5 V to 28 V supply ranges
Applications
- LIN bus node implementation in automotive networks
- Body control modules requiring integrated power management
- Sensor interfaces with direct LIN connectivity
Procurement Notes
Verify the specific suffix BVAO against official Microchip documentation to confirm tape-and-reel packaging specifications. Confirm that the MZT designation aligns with the intended temperature grade and package variant. Cross-reference the part number with current datasheets to ensure no obsolescence or design-winner status changes have occurred prior to procurement.
Selection Notes
Select this component when a compact solution integrating MCU processing, LIN physical layer communication, and power regulation is required. It is suitable for designs needing automotive reliability without separate discrete components for the transceiver and regulator. Ensure the application voltage falls within the specified 5 V to 28 V range.
Part Context
This part belongs to the Microchip SAMH family of automotive microcontrollers. These devices are designed specifically for Local Interconnect Network (LIN) applications in vehicles. The family integrates standard ARM Cortex-M0 capabilities with specialized automotive interface hardware to reduce board space and complexity.
Replacement Considerations
Consult official Microchip substitution guides for verified alternatives. Generic MCU replacements may not support the integrated LIN transceiver and high-voltage regulator requirements.
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